Anisotropic optical constants and inter-band optical transitions in layered semiconductor TlGaSe 2
Sign Up to like & getrecommendations! Published in 2017 at "Applied Surface Science"
DOI: 10.1016/j.apsusc.2016.11.005
Abstract: Abstract The dielectric function spectra of TlGaSe 2 crystal with quasi-two-dimensional layered structure were studied over the photon range 1.5–5.0 eV in the temperature range 80–400 K. The (100) and (001) surfaces were accessed by spectroscopic ellipsometry… read more here.
Keywords: optical transitions; band optical; dielectric function; anisotropic optical ... See more keywords
Elucidating linear and nonlinear optical properties of defect chalcopyrite compounds ZnX2Te4 (X=Al, Ga, In) from electronic transitions
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DOI: 10.1016/j.solidstatesciences.2018.08.002
Abstract: Abstract We presented a theoretical study of electronic band structure of three compounds ZnAl2Te4, ZnGa2Te4 and ZnIn2Te4 using pseudo potential method within density functional theory. Calculated band structures show that all band gaps are direct… read more here.
Keywords: non linear; dielectric function; nonlinear optical; inter band ... See more keywords